From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 690A0C3DA70 for ; Tue, 30 Jul 2024 17:57:40 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DA9A510E570; Tue, 30 Jul 2024 17:57:39 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=linux.dev header.i=@linux.dev header.b="rls7Fzj2"; dkim-atps=neutral Received: from out-174.mta1.migadu.com (out-174.mta1.migadu.com [95.215.58.174]) by gabe.freedesktop.org (Postfix) with ESMTPS id B3CC110E570 for ; Tue, 30 Jul 2024 17:57:38 +0000 (UTC) Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1722362257; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=E6SSLdV1+BEQ9lFafavy7nOb236w9iKR5PJPw85QXo0=; b=rls7Fzj2PTwK6fD9FijmG7QTS/ngjrL9NKRq1MR92jYRs0P4PwfXKqIWjhFPXhi2H2cH0e w5SW1WO8lrKChWkPwC6PlKBq9M/zOKVUAhmOoeFRU4zqSTYoG9zgKqfRtt6+MH8sq8aT3D V5SiWqKynkavDIv9gtQ0EqFj/ec5/0g= Date: Wed, 31 Jul 2024 01:57:32 +0800 MIME-Version: 1.0 Subject: Re: [PATCH v5 2/2] drm/loongson: Add dummy gpu driver as a subcomponent To: Markus Elfring , dri-devel@lists.freedesktop.org Cc: LKML , Maxime Ripard , Thomas Zimmermann References: <20240728152858.346211-1-sui.jingfeng@linux.dev> <20240728152858.346211-3-sui.jingfeng@linux.dev> <139afaab-343e-4cb4-83b7-2695129d27b1@web.de> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Sui Jingfeng In-Reply-To: <139afaab-343e-4cb4-83b7-2695129d27b1@web.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi, On 2024/7/29 15:15, Markus Elfring wrote: > … >> the driver is loaded, drm/loongson driver still need to wait all of > needs to wait on …? > > > … >> design. Therefore, add a dummy driver for the GPU, … > Is there a need to reconsider the categorisation and usability descriptions > another bit for such a software component? For honoring the framework and testing the framework purpose. The GPU can possibly be the master of the all sub-components, this definitely need some extra consideration and negotiation with the DC and the fake master device. Depend on  configuration and user space expectation. The problem should be solved earlier. > Regards, > Markus -- Best regards, Sui